Home / 247,401,277.43-341,404,408.89-137,400,076.31

Finding the Fourth Proportional to 247,401,277.43, 341,404,408.89 and 137,400,076.31

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Solution

The fourth proportional to 247,401,277.43, 341,404,408.89 and 137,400,076.31 is: 189,606,910.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,401,277.43 : 341,404,408.89 = 137,400,076.31 : x
  2. Step 2: Convert to fraction form
    247,401,277.43/341,404,408.89 = 137,400,076.31/x
  3. Step 3: Cross multiply
    247,401,277.43x = 341,404,408.89 × 137,400,076.31
  4. Step 4: Simplify right side
    247,401,277.43x = 46,908,991,832,349,424
  5. Step 5: Solve for x
    x = 46,908,991,832,349,424/247,401,277.43
  6. Step 6: Final answer
    x = 189,606,910.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.